package homework.api02.homework_api02;

public class MatchesDemo {
    public static void main(String[] args) {

        /*
            [a-zA-Z0-9_]+@[a-zA-Z0-9]+[\.[a-zA-Z]+]+
         */
        String email = "wangkj@tedu.com.cn";
        String regex = "[a-zA-Z0-9_]+@[a-zA-Z0-9]+[\\.[a-zA-Z]+]+";
        boolean match = email.matches(regex);
        if (match){
            System.out.println("是正确的邮箱格式");
        }else {
            System.out.println("不是正确的邮箱格式");
        }
    }
}
